/proc/thread-self/root/proc/thread-self/root/proc/thread-self/root/proc/11/task/21
This explorer reads the filesystem of the server it runs on, so /workspace/user isn't present here. Browsing and the terminal still work against this server's own disk from /.
21 (libuv-worker) R 1 1 1 0 -1 4194368 1 0 0 0 0 0 0 0 20 0 11 0 253 1632935936 20516 18446744073709551615 7487488 50333345 140727406446848 0 0 0 0 16781312 17922 0 0 0 -1 0 0 0 0 0 0 108688912 108877056 120745984 140727406454613 140727406454822 140727406454822 140727406456807 0